Hose Couplers Double-barbed good for connecting 2 pieces of Flex hose (AKA Hose Mender). Depending on availability, these may be black or white, Nylon or Poly. Don't forget your Hose clamps.
Nylon Green Leaf Straight Hose Mender Bard x Barb Ends. Made in USA. Used in fluid plumbing applications requiring the connection of two hoses. Commonly called a hose splice fitting or a shim fitting. Used in connecting vinyl tubing and non-kink pond tubing.